1, with thick stems and overgrown weeds; Branchlets densely villous, with needles and glandular hairs, erect or curved yellowish prickles, covered with villi.
2. Leaflets are elliptic or elliptic-obovate, and the length is 1. 5-4。 5 cm, width 1-2. 5 cm, the apex is sharp or blunt, the base is round or wide wedge-shaped, the edge has sharp serrations, the upper part is dark green, hairless, the veins are sunken and wrinkled, the lower part is grayish green, the midvein is prominent, the reticulate veins are obvious, densely covered with villi and glandular hairs, and sometimes the glandular hairs are not obvious;
3. Petiole and leaf axis are densely covered with villi and glandular hairs; Stipules are mostly adnate to petioles, free parts are ovate, the edges are glandular serrate, and the lower part is tomentose.
4. Flowers are solitary in leaf axils, or clustered, with ovate bracts, glandular hairs on the edges and villi outside.
5. The petals are obovate, double to semi-double, fragrant, purplish red to white; Style free, hairy, slightly out of calyx tube mouth, much shorter than stamens.
6. The fruit is oblate with a diameter of 2-2. 5 cm, brick red, fleshy, smooth, sepals persistent.
Extended data:
Growth habits of roses:
The growth habit of roses should be sunny, well drained, fertile and loose soil, and can withstand a certain degree of drought and cold. It is not suitable for planting in the soil, otherwise it will be stunted and the flowers will be young. The planting environment should not be too close to the wall, otherwise there will be reflection, which will easily burn buds and lead to no flowering.
During the growth period of roses, the light should reach 4 hours. If it is not reached, it will grow white and will not bloom. The requirement for air humidity is not very great, but it is necessary to maintain a certain air humidity during flowering.
Both slightly alkaline and slightly acidic soils can grow. During the wintering period, roses can be subjected to a low temperature of -38-40 degrees under snow cover or -25-30 degrees without snow cover to avoid the dry wind in early spring.
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